20645604

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9103}}^1$

素因数の和:9126

約数の個数: 60

約数和(自身を含む): 61688704

約数和(自身を除く): 41043100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9103, 18206, 27309, 36412, 54618, 63721, 81927, 109236, 127442, 163854, 191163, 245781, 254884, 327708, 382326, 491562, 573489, 737343, 764652, 983124, 1146978, 1474686, 1720467, 2293956, 2949372, 3440934, 5161401, 6881868, 10322802, 20645604]

約数ペア:

[(1, 20645604), (2, 10322802), (3, 6881868), (4, 5161401), (6, 3440934), (7, 2949372), (9, 2293956), (12, 1720467), (14, 1474686), (18, 1146978), (21, 983124), (27, 764652), (28, 737343), (36, 573489), (42, 491562), (54, 382326), (63, 327708), (81, 254884), (84, 245781), (108, 191163), (126, 163854), (162, 127442), (189, 109236), (252, 81927), (324, 63721), (378, 54618), (567, 36412), (756, 27309), (1134, 18206), (2268, 9103)]